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JP2000198024A |
To perform finishing of the inner periphery of a worked hole and chamfering of the bottom surface by one throw-away tip and to accurately and easily perform adjustment of the position of the throw-away tip. A throw-away tip 10 having a f...
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JP2000176738A |
To provide a cutting tool with a structure allowing reuse of a part with little friction degree.The peripheral edge of a lower hole formed to a work to be cut deforehand is cut by a reamer edge 21c, so as to carry out the finish process ...
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JP3052977B2 |
PURPOSE: To provide a flute shape cutting tool having durability, not expensive for manufacturing, and provided with this sort of diamond cutting face, concerning a flute shaped cutting tool provided with a diamond film as one part of a ...
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JP2000084733A |
To provide a means for adjusting the enlargement and reduction of an outer diameter of a reamer mounted on a point of a rotary sheath shaft by rotating a rotary shaft inserted into a rotary sheath main spindle by a predetermined angle by...
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JP2000005904A |
To provide an excellent cutting characteristic and an excellent cutting life by using a nitrogen diffusion layer, a carbon diffusion layer or a nitrogen/ carbon diffusion layer for the surface hardened layer of the tip of a steel based c...
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JP2000000719A |
To provide a tool capable of machining different-diameter hole concentricity machined material simultaneously with high concentricity. A different-diameter hole high-concentricity simultaneous machining tool is composed of a sheath tool ...
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JPH11320248A |
To provide a reamer which can change set-in machining tool simply and quickly and in which the fastening force to the tool is dispersed over a wide area. A reamer 10 includes a retainer 11 and a number of set-in type machining tools 12, ...
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JP2981055B2 |
A burnishing drill includes a cylindrical shank and a drill body connected to the shank. Drilling edges, first reaming edges and second reaming edges are formed on a first reduced diameter portion, a second reduced-diameter portion and a...
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JP2959977B2 |
PURPOSE: To certainly cut off the inner burr of the butt welded part of synthetic resin pipes with high efficiency corresponding to the diameter of the pipes. CONSTITUTION: In an inner burr removing apparatus for cutting off the inner bu...
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JPH11254218A |
To perform optimal deburring/chamfering for a hole outlet by changing a hole inlet chamfering cutter inclined in the direction opposite a hole inlet deburring/chamfering cutter to be in parallel with a tool center line along a neck with ...
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JP2938873B2 |
A rotary tool for outer working of rotation-symmetrical workpieces has a cutting head formed as a hollow body having a side wall and a groove, a cutting device arranged in the groove of the side wall, and a guide for a workpiece, provide...
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JP2597541Y2 |
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JP2909104B2 |
A cutter plate is provided for precision working, especially of holes, which is constructed as a symmetrical polygon with at least four corners and has at least one main cutting edge and one auxiliary cutting edge, as well as a projectio...
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JPH11129116A |
To perform finishing and chamfering of through-hole in a work with one tool. A reamer T has a first cutter 3 for finishing on the inner periphery of a through-hole H in a work W and a second cutter 5 and a third cutter 6 provided at the ...
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JPH11129104A |
To shorten a machining time of forming a hole on its inner periphery in a work. A reamer T has chip groups 6... arranging five chips 6 on the smaller circumference than the inner diameter of a hole H in a work W, in three steps with a fi...
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JP2891855B2 |
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JP2880122B2 |
A reamer edge 16 is provided at a chamfer part 13 of a thread forming tap. When the tap is pulled out after the internal thread 22 is formed, a seam portion 23 present at the crest of the internal thread 22 is cut off whereby, even in a ...
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JPH11502775A |
A cutting tool, especially a drill, milling cutter, screw tap, reamer and core drill, comprising a shaft and a cutting member on which at least one cutting edge is provided for machining a workpiece, the cutting member being provided wit...
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JPH1158246A |
To manufacture a lapping reamer at low cost and to prevent cracks from being generated from a slit of a cutting edge part without deteriorating uniform extension of the reamer diameter. A lapping reamer is provided with a hollow body 1 a...
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JP2843086B2 |
A reamer with at least one cutter plate that is held by at least one clamping jaw located in a recess in the head of the reamer and having an opening for a clamping screw is proposed, said reamer being distinguished by the fact that the ...
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JP2832663B2 |
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JPH10277838A |
To provide a hole processing tool which can prevent a lifetime from shortening caused by a flank wear, reduce the requisite frequency of regrinding of the cutting edge, and enable stable processing for a long period of time. A body 11 of...
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JP2811275B2 |
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JPH10263928A |
To reduce bending moment in machining and enhance working accuracy. In a reamer 10, three first cutting blades and three second cutting blades are alternately formed on a long cylindrical bar-like member at its circumferential face. Each...
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JPH10263929A |
To secure stable hole accuracy; and prevent a cutting edge from sudden chipping caused by a variation in cutting degree in a diamond sintered body-carried gun reamer. A finishing cutting edge 4 is formed on an advancing cutting edge 3 in...
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JPH10217030A |
To greatly improve the surface roughness of the inner peripheral surface of a hole, by forming a blade part so that the cutting directions of a rough blade part and a large-diameter finishing blade part is in opposite directions. A reame...
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JP2577856Y2 |
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JP2577838Y2 |
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JPH10166220A |
To effectively suppress chattering vibration of cutting edges to improve the durability and to improve the hole surface cutting accuracy. Both tips 17, 18 fixed to the tip part 15 of a shank 12 are provided at symmetrical positions in di...
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JPH10166219A |
To effectively suppress chatter-vibration of cutting edges to improve the durability, and to improve the hole surface cutting accuracy. Both tips 17, 18 fixed to the tip part 15 of a shank 12 are provided at symmetrical positions in diam...
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JPH10166218A |
To efficiently suppress chattering vibration of cutting edges to improve the durability and the facing accuracy. Both tips 17, 18 fixed to the tip part 15 of a shank, are provided symmertrically in diametrically opposite directions. Furt...
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JPH10505546A |
PCT No. PCT/CZ95/00015 Sec. 371 Date Mar. 21, 1997 Sec. 102(e) Date Mar. 21, 1997 PCT Filed Jul. 27, 1995 PCT Pub. No. WO96/04089 PCT Pub. Date Feb. 15, 1996Finishing tool for precision machining of holes includes a chuck unit having a d...
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JP2756382B2 |
PURPOSE: To provide a borehole cutting tool capable of fastening and fixing a cutter plate not to be shifted in the interior of a tool head and completely inhibiting turning or tilting of a knife edge to a fastening shoe even if the diam...
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JP2751949B2 |
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JPH10113818A |
To finish the inside diameter with high precision by performing continuous cutting even when an oil groove exists on the inner surface of a bearing. A round bar shaft is turnably mounted to a grinding device 24, and a rotating grinding m...
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JP2724120B2 |
PURPOSE: To provide the finished hole accuracy of the prepared hole of composite material and the accuracy of the inner peripheral finished surface and suppress the thickness of a machining affected layer, and moreover lengthen a durable...
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JPH1043924A |
To provide different three kinds of functions, and obtain an adjustable reamer. A reamer is composed by containing a securing part 11, a shank, guide members 24 and 25, at least a single cutting insert, adjusting means 36, 37, 38 and 39 ...
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JP2678016B2 |
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JP2675917B2 |
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JPH09272015A |
To provide a taper reamer capable of improving machining accuracy by improving the rigidity, machinability and chip discharging ability of the reamer. In a taper reamer 11 with cutting edge part 13 comprising a plurality of cutting edges...
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JPH09267217A |
To provide a rotary shank tool capable of fine precise adjustment of a cutting edge in the longitudinal direction of a guide groove and expansion of the adjustment range. In a rotary shank tool having a body 12, a guide groove 17 in the ...
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JPH09239613A |
To provide an end mill with an edge of diamond or a cubic crystal boron nitride. At least a pair of spiral grooves 18 are provided on a rotary cutter blank 12. In the grooves 18, a polycrystal powder diamond or a powder cubic crystal bor...
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JPH09234615A |
To stably perform the excellent drilling for a long time in drilling a work made of non-ferrous metal such as aluminum alloy. A drilling toll is provided with a pair of drill blades made of cemented carbide on each side of the center of ...
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JP2646110B2 |
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JP2636568B2 |
PURPOSE: To realize the miniaturization of the whole of a device by reducing the slide freedom of the device and also increase processing precision while shortening a cycle time. CONSTITUTION: A valve seat surfaces 5 is processed by mean...
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JPH09174329A |
To prevent a flaw of a cutting hole inner wall by chips generated at reamer work time. A cutting edge 14 and a guide pad 15 are arranged in an edge part, and a coolant supply hole 18 formed in a shank part is opened by the edge part 14 a...
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JPH09155633A |
To exhaust chips to the front side, and to carry out a stable high-speed cutting, by providing a rake angle in the axial direction in the negative angle, at a chamfer part. When a reamer 1 is advanced while rotating at a high speed, to a...
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JPH09155632A |
To perform the reuse of a base metal part even when a cutting blade and a pad are worn and to perform a low-cost and high-precise cutting work. A cutting blade tip 7 is brazed on the surface in a rotation direction of a chip discharge gr...
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JPH09103918A |
To provide high cutting performance by reducing banishing torque for a boring tool having a guiding pad. An auxiliary cutter 7 is formed in at least one spot in the outer peripheral direction rear side of a first cutter 4 provided in a c...
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JPH09103917A |
To reduce load in a cutting range positioned radially outside at the time of using a reamer by separating two cutting ranges from each other through a step part, and using both cutting ranges for machining the same hole surface. A cutter...
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